/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 02:24:02,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 02:24:02,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 02:24:02,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 02:24:02,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 02:24:02,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 02:24:02,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 02:24:02,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 02:24:02,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 02:24:02,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 02:24:02,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 02:24:02,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 02:24:02,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 02:24:02,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 02:24:02,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 02:24:02,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 02:24:02,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 02:24:02,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 02:24:02,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 02:24:02,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 02:24:02,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 02:24:02,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 02:24:02,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 02:24:02,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 02:24:02,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-25 02:24:02,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 02:24:02,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 02:24:02,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 02:24:02,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 02:24:02,413 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 02:24:02,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 02:24:02,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 02:24:02,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 02:24:02,415 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 02:24:02,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 02:24:02,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 02:24:02,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 02:24:02,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 02:24:02,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 02:24:02,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 02:24:02,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 02:24:02,416 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 02:24:02,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 02:24:02,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 02:24:02,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 02:24:02,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 02:24:02,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 02:24:02,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 02:24:02,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 02:24:02,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 02:24:02,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 02:24:02,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 02:24:02,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 02:24:02,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 02:24:02,419 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 02:24:02,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 02:24:02,419 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; [2020-09-25 02:24:02,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 02:24:02,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 02:24:02,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 02:24:02,897 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 02:24:02,898 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 02:24:02,900 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-25 02:24:02,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2d35e54f/daff12368a5f460694c7e4caf6b1c0d5/FLAGccd17ba13 [2020-09-25 02:24:03,916 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 02:24:03,917 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-25 02:24:03,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2d35e54f/daff12368a5f460694c7e4caf6b1c0d5/FLAGccd17ba13 [2020-09-25 02:24:04,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2d35e54f/daff12368a5f460694c7e4caf6b1c0d5 [2020-09-25 02:24:04,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 02:24:04,374 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 02:24:04,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 02:24:04,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 02:24:04,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 02:24:04,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:24:04" (1/1) ... [2020-09-25 02:24:04,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651067f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:24:04, skipping insertion in model container [2020-09-25 02:24:04,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:24:04" (1/1) ... [2020-09-25 02:24:04,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 02:24:04,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 02:24:05,007 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-25 02:24:05,015 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-25 02:24:05,996 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:05,997 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:05,997 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:05,998 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,000 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,015 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,016 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,019 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,020 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,022 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,023 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,024 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,025 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,390 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-25 02:24:06,391 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-25 02:24:06,392 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-25 02:24:06,394 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-25 02:24:06,395 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-25 02:24:06,396 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-25 02:24:06,397 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-25 02:24:06,398 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-25 02:24:06,399 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-25 02:24:06,400 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-25 02:24:06,602 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-25 02:24:06,720 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,724 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 02:24:06,817 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat [2020-09-25 02:24:06,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54f46746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:24:06, skipping insertion in model container [2020-09-25 02:24:06,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 02:24:06,822 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 02:24:06,828 INFO L168 Benchmark]: Toolchain (without parser) took 2455.84 ms. Allocated memory was 141.0 MB in the beginning and 235.4 MB in the end (delta: 94.4 MB). Free memory was 92.9 MB in the beginning and 166.0 MB in the end (delta: -73.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2020-09-25 02:24:06,829 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 121.2 MB in the beginning and 120.8 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-09-25 02:24:06,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2446.86 ms. Allocated memory was 141.0 MB in the beginning and 235.4 MB in the end (delta: 94.4 MB). Free memory was 92.1 MB in the beginning and 166.0 MB in the end (delta: -73.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. [2020-09-25 02:24:06,836 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 121.2 MB in the beginning and 120.8 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2446.86 ms. Allocated memory was 141.0 MB in the beginning and 235.4 MB in the end (delta: 94.4 MB). Free memory was 92.1 MB in the beginning and 166.0 MB in the end (delta: -73.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9146]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...